1388893000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4073}}^1$

素因数の和:4136

約数の個数: 128

約数和(自身を含む): 3660733440

約数和(自身を除く): 2271840440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 124, 125, 155, 200, 220, 248, 250, 275, 310, 341, 440, 500, 550, 620, 682, 775, 1000, 1100, 1240, 1364, 1375, 1550, 1705, 2200, 2728, 2750, 3100, 3410, 3875, 4073, 5500, 6200, 6820, 7750, 8146, 8525, 11000, 13640, 15500, 16292, 17050, 20365, 31000, 32584, 34100, 40730, 42625, 44803, 68200, 81460, 85250, 89606, 101825, 126263, 162920, 170500, 179212, 203650, 224015, 252526, 341000, 358424, 407300, 448030, 505052, 509125, 631315, 814600, 896060, 1010104, 1018250, 1120075, 1262630, 1388893, 1792120, 2036500, 2240150, 2525260, 2777786, 3156575, 4073000, 4480300, 5050520, 5555572, 5600375, 6313150, 6944465, 8960600, 11111144, 11200750, 12626300, 13888930, 15782875, 22401500, 25252600, 27777860, 31565750, 34722325, 44803000, 55555720, 63131500, 69444650, 126263000, 138889300, 173611625, 277778600, 347223250, 694446500, 1388893000]

約数ペア:

[(1, 1388893000), (2, 694446500), (4, 347223250), (5, 277778600), (8, 173611625), (10, 138889300), (11, 126263000), (20, 69444650), (22, 63131500), (25, 55555720), (31, 44803000), (40, 34722325), (44, 31565750), (50, 27777860), (55, 25252600), (62, 22401500), (88, 15782875), (100, 13888930), (110, 12626300), (124, 11200750), (125, 11111144), (155, 8960600), (200, 6944465), (220, 6313150), (248, 5600375), (250, 5555572), (275, 5050520), (310, 4480300), (341, 4073000), (440, 3156575), (500, 2777786), (550, 2525260), (620, 2240150), (682, 2036500), (775, 1792120), (1000, 1388893), (1100, 1262630), (1240, 1120075), (1364, 1018250), (1375, 1010104), (1550, 896060), (1705, 814600), (2200, 631315), (2728, 509125), (2750, 505052), (3100, 448030), (3410, 407300), (3875, 358424), (4073, 341000), (5500, 252526), (6200, 224015), (6820, 203650), (7750, 179212), (8146, 170500), (8525, 162920), (11000, 126263), (13640, 101825), (15500, 89606), (16292, 85250), (17050, 81460), (20365, 68200), (31000, 44803), (32584, 42625), (34100, 40730)]